Home / 122,219.72-183,410.92-50,231.67

Finding the Fourth Proportional to 122,219.72, 183,410.92 and 50,231.67

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Solution

The fourth proportional to 122,219.72, 183,410.92 and 50,231.67 is: 75,380.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    122,219.72 : 183,410.92 = 50,231.67 : x
  2. Step 2: Convert to fraction form
    122,219.72/183,410.92 = 50,231.67/x
  3. Step 3: Cross multiply
    122,219.72x = 183,410.92 × 50,231.67
  4. Step 4: Simplify right side
    122,219.72x = 9,213,036,839.95
  5. Step 5: Solve for x
    x = 9,213,036,839.95/122,219.72
  6. Step 6: Final answer
    x = 75,380.94

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.